2026 Challenger de Tigre II

Country	Player	Rank1	Seed
NED	Guy den Ouden	154	1
ECU	Álvaro Guillén Meza	202	2
BOL	Juan Carlos Prado Ángelo	212	3
PER	Gonzalo Bueno	218	4
ARG	Lautaro Midón	226	5
ARG	Genaro Alberto Olivieri	228	6
ARG	Santiago Rodríguez Taverna	231	7
ARG	Andrea Collarini	233	8

• ¹ Rankings are as of 16 February 2026.^[1]

The following players received wildcards into the singles main draw:

• Juan Estévez
• Juan Manuel La Serna
• Carlos María Zárate

The following players received entry into the singles main draw as alternates:

• Igor Marcondes
• Genaro Alberto Olivieri
• Gonzalo Villanueva

The following players received entry from the qualifying draw:

• Valerio Aboian
• Joaquín Aguilar Cardozo
• Luciano Emanuel Ambrogi
• Diego Dedura
• Ștefan Paloși
• Eduardo Ribeiro

The following player received entry as a lucky loser:

• João Eduardo Schiessl

• Facundo Díaz Acosta def. Miguel Damas 1–6, 6–3, 6–0.

• Ignacio Carou / Mariano Kestelboim def. Valentín Basel / Franco Ribero 7–6^(7–4), 6–4.